19161759200

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{1493}}^1$

素因数の和:1837

約数の個数: 144

約数和(自身を含む): 47758255776

約数和(自身を除く): 28596496576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 263, 305, 400, 488, 526, 610, 800, 976, 1052, 1220, 1315, 1493, 1525, 1952, 2104, 2440, 2630, 2986, 3050, 4208, 4880, 5260, 5972, 6100, 6575, 7465, 8416, 9760, 10520, 11944, 12200, 13150, 14930, 16043, 21040, 23888, 24400, 26300, 29860, 32086, 37325, 42080, 47776, 48800, 52600, 59720, 64172, 74650, 80215, 91073, 105200, 119440, 128344, 149300, 160430, 182146, 210400, 238880, 256688, 298600, 320860, 364292, 392659, 401075, 455365, 513376, 597200, 641720, 728584, 785318, 802150, 910730, 1194400, 1283440, 1457168, 1570636, 1604300, 1821460, 1963295, 2276825, 2566880, 2914336, 3141272, 3208600, 3642920, 3926590, 4553650, 6282544, 6417200, 7285840, 7853180, 9107300, 9816475, 12565088, 12834400, 14571680, 15706360, 18214600, 19632950, 23952199, 31412720, 36429200, 39265900, 47904398, 62825440, 72858400, 78531800, 95808796, 119760995, 157063600, 191617592, 239521990, 314127200, 383235184, 479043980, 598804975, 766470368, 958087960, 1197609950, 1916175920, 2395219900, 3832351840, 4790439800, 9580879600, 19161759200]

約数ペア:

[(1, 19161759200), (2, 9580879600), (4, 4790439800), (5, 3832351840), (8, 2395219900), (10, 1916175920), (16, 1197609950), (20, 958087960), (25, 766470368), (32, 598804975), (40, 479043980), (50, 383235184), (61, 314127200), (80, 239521990), (100, 191617592), (122, 157063600), (160, 119760995), (200, 95808796), (244, 78531800), (263, 72858400), (305, 62825440), (400, 47904398), (488, 39265900), (526, 36429200), (610, 31412720), (800, 23952199), (976, 19632950), (1052, 18214600), (1220, 15706360), (1315, 14571680), (1493, 12834400), (1525, 12565088), (1952, 9816475), (2104, 9107300), (2440, 7853180), (2630, 7285840), (2986, 6417200), (3050, 6282544), (4208, 4553650), (4880, 3926590), (5260, 3642920), (5972, 3208600), (6100, 3141272), (6575, 2914336), (7465, 2566880), (8416, 2276825), (9760, 1963295), (10520, 1821460), (11944, 1604300), (12200, 1570636), (13150, 1457168), (14930, 1283440), (16043, 1194400), (21040, 910730), (23888, 802150), (24400, 785318), (26300, 728584), (29860, 641720), (32086, 597200), (37325, 513376), (42080, 455365), (47776, 401075), (48800, 392659), (52600, 364292), (59720, 320860), (64172, 298600), (74650, 256688), (80215, 238880), (91073, 210400), (105200, 182146), (119440, 160430), (128344, 149300)]