388281200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 973854336

約数和(自身を除く): 585573136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 173, 181, 200, 248, 310, 346, 362, 400, 496, 620, 692, 724, 775, 865, 905, 1240, 1384, 1448, 1550, 1730, 1810, 2480, 2768, 2896, 3100, 3460, 3620, 4325, 4525, 5363, 5611, 6200, 6920, 7240, 8650, 9050, 10726, 11222, 12400, 13840, 14480, 17300, 18100, 21452, 22444, 26815, 28055, 31313, 34600, 36200, 42904, 44888, 53630, 56110, 62626, 69200, 72400, 85808, 89776, 107260, 112220, 125252, 134075, 140275, 156565, 214520, 224440, 250504, 268150, 280550, 313130, 429040, 448880, 501008, 536300, 561100, 626260, 782825, 970703, 1072600, 1122200, 1252520, 1565650, 1941406, 2145200, 2244400, 2505040, 3131300, 3882812, 4853515, 6262600, 7765624, 9707030, 12525200, 15531248, 19414060, 24267575, 38828120, 48535150, 77656240, 97070300, 194140600, 388281200]

約数ペア:

[(1, 388281200), (2, 194140600), (4, 97070300), (5, 77656240), (8, 48535150), (10, 38828120), (16, 24267575), (20, 19414060), (25, 15531248), (31, 12525200), (40, 9707030), (50, 7765624), (62, 6262600), (80, 4853515), (100, 3882812), (124, 3131300), (155, 2505040), (173, 2244400), (181, 2145200), (200, 1941406), (248, 1565650), (310, 1252520), (346, 1122200), (362, 1072600), (400, 970703), (496, 782825), (620, 626260), (692, 561100), (724, 536300), (775, 501008), (865, 448880), (905, 429040), (1240, 313130), (1384, 280550), (1448, 268150), (1550, 250504), (1730, 224440), (1810, 214520), (2480, 156565), (2768, 140275), (2896, 134075), (3100, 125252), (3460, 112220), (3620, 107260), (4325, 89776), (4525, 85808), (5363, 72400), (5611, 69200), (6200, 62626), (6920, 56110), (7240, 53630), (8650, 44888), (9050, 42904), (10726, 36200), (11222, 34600), (12400, 31313), (13840, 28055), (14480, 26815), (17300, 22444), (18100, 21452)]