79945900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 199487232

約数和(自身を除く): 119541332

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 37, 41, 50, 62, 68, 74, 82, 85, 100, 124, 148, 155, 164, 170, 185, 205, 310, 340, 370, 410, 425, 527, 620, 629, 697, 740, 775, 820, 850, 925, 1025, 1054, 1147, 1258, 1271, 1394, 1517, 1550, 1700, 1850, 2050, 2108, 2294, 2516, 2542, 2635, 2788, 3034, 3100, 3145, 3485, 3700, 4100, 4588, 5084, 5270, 5735, 6068, 6290, 6355, 6970, 7585, 10540, 11470, 12580, 12710, 13175, 13940, 15170, 15725, 17425, 19499, 21607, 22940, 25420, 25789, 26350, 28675, 30340, 31450, 31775, 34850, 37925, 38998, 43214, 47027, 51578, 52700, 57350, 62900, 63550, 69700, 75850, 77996, 86428, 94054, 97495, 103156, 108035, 114700, 127100, 128945, 151700, 188108, 194990, 216070, 235135, 257890, 389980, 432140, 470270, 487475, 515780, 540175, 644725, 799459, 940540, 974950, 1080350, 1175675, 1289450, 1598918, 1949900, 2160700, 2351350, 2578900, 3197836, 3997295, 4702700, 7994590, 15989180, 19986475, 39972950, 79945900]

約数ペア:

[(1, 79945900), (2, 39972950), (4, 19986475), (5, 15989180), (10, 7994590), (17, 4702700), (20, 3997295), (25, 3197836), (31, 2578900), (34, 2351350), (37, 2160700), (41, 1949900), (50, 1598918), (62, 1289450), (68, 1175675), (74, 1080350), (82, 974950), (85, 940540), (100, 799459), (124, 644725), (148, 540175), (155, 515780), (164, 487475), (170, 470270), (185, 432140), (205, 389980), (310, 257890), (340, 235135), (370, 216070), (410, 194990), (425, 188108), (527, 151700), (620, 128945), (629, 127100), (697, 114700), (740, 108035), (775, 103156), (820, 97495), (850, 94054), (925, 86428), (1025, 77996), (1054, 75850), (1147, 69700), (1258, 63550), (1271, 62900), (1394, 57350), (1517, 52700), (1550, 51578), (1700, 47027), (1850, 43214), (2050, 38998), (2108, 37925), (2294, 34850), (2516, 31775), (2542, 31450), (2635, 30340), (2788, 28675), (3034, 26350), (3100, 25789), (3145, 25420), (3485, 22940), (3700, 21607), (4100, 19499), (4588, 17425), (5084, 15725), (5270, 15170), (5735, 13940), (6068, 13175), (6290, 12710), (6355, 12580), (6970, 11470), (7585, 10540)]