478470100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3391}}^1$

素因数の和:3505

約数の個数: 72

約数和(自身を含む): 1112928768

約数和(自身を除く): 634458668

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 83, 85, 100, 166, 170, 332, 340, 415, 425, 830, 850, 1411, 1660, 1700, 2075, 2822, 3391, 4150, 5644, 6782, 7055, 8300, 13564, 14110, 16955, 28220, 33910, 35275, 57647, 67820, 70550, 84775, 115294, 141100, 169550, 230588, 281453, 288235, 339100, 562906, 576470, 1125812, 1152940, 1407265, 1441175, 2814530, 2882350, 4784701, 5629060, 5764700, 7036325, 9569402, 14072650, 19138804, 23923505, 28145300, 47847010, 95694020, 119617525, 239235050, 478470100]

約数ペア:

[(1, 478470100), (2, 239235050), (4, 119617525), (5, 95694020), (10, 47847010), (17, 28145300), (20, 23923505), (25, 19138804), (34, 14072650), (50, 9569402), (68, 7036325), (83, 5764700), (85, 5629060), (100, 4784701), (166, 2882350), (170, 2814530), (332, 1441175), (340, 1407265), (415, 1152940), (425, 1125812), (830, 576470), (850, 562906), (1411, 339100), (1660, 288235), (1700, 281453), (2075, 230588), (2822, 169550), (3391, 141100), (4150, 115294), (5644, 84775), (6782, 70550), (7055, 67820), (8300, 57647), (13564, 35275), (14110, 33910), (16955, 28220)]