156953000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 389975040

約数和(自身を除く): 233022040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 61, 62, 83, 100, 122, 124, 125, 155, 166, 200, 244, 248, 250, 305, 310, 332, 415, 488, 500, 610, 620, 664, 775, 830, 1000, 1220, 1240, 1525, 1550, 1660, 1891, 2075, 2440, 2573, 3050, 3100, 3320, 3782, 3875, 4150, 5063, 5146, 6100, 6200, 7564, 7625, 7750, 8300, 9455, 10126, 10292, 10375, 12200, 12865, 15128, 15250, 15500, 16600, 18910, 20252, 20584, 20750, 25315, 25730, 30500, 31000, 37820, 40504, 41500, 47275, 50630, 51460, 61000, 64325, 75640, 83000, 94550, 101260, 102920, 126575, 128650, 156953, 189100, 202520, 236375, 253150, 257300, 313906, 321625, 378200, 472750, 506300, 514600, 627812, 632875, 643250, 784765, 945500, 1012600, 1255624, 1265750, 1286500, 1569530, 1891000, 2531500, 2573000, 3139060, 3923825, 5063000, 6278120, 7847650, 15695300, 19619125, 31390600, 39238250, 78476500, 156953000]

約数ペア:

[(1, 156953000), (2, 78476500), (4, 39238250), (5, 31390600), (8, 19619125), (10, 15695300), (20, 7847650), (25, 6278120), (31, 5063000), (40, 3923825), (50, 3139060), (61, 2573000), (62, 2531500), (83, 1891000), (100, 1569530), (122, 1286500), (124, 1265750), (125, 1255624), (155, 1012600), (166, 945500), (200, 784765), (244, 643250), (248, 632875), (250, 627812), (305, 514600), (310, 506300), (332, 472750), (415, 378200), (488, 321625), (500, 313906), (610, 257300), (620, 253150), (664, 236375), (775, 202520), (830, 189100), (1000, 156953), (1220, 128650), (1240, 126575), (1525, 102920), (1550, 101260), (1660, 94550), (1891, 83000), (2075, 75640), (2440, 64325), (2573, 61000), (3050, 51460), (3100, 50630), (3320, 47275), (3782, 41500), (3875, 40504), (4150, 37820), (5063, 31000), (5146, 30500), (6100, 25730), (6200, 25315), (7564, 20750), (7625, 20584), (7750, 20252), (8300, 18910), (9455, 16600), (10126, 15500), (10292, 15250), (10375, 15128), (12200, 12865)]