15197750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 30730752

約数和(自身を除く): 15533002

約数列:

[1, 2, 5, 10, 25, 31, 37, 50, 53, 62, 74, 106, 125, 155, 185, 250, 265, 310, 370, 530, 775, 925, 1147, 1325, 1550, 1643, 1850, 1961, 2294, 2650, 3286, 3875, 3922, 4625, 5735, 6625, 7750, 8215, 9250, 9805, 11470, 13250, 16430, 19610, 28675, 41075, 49025, 57350, 60791, 82150, 98050, 121582, 143375, 205375, 245125, 286750, 303955, 410750, 490250, 607910, 1519775, 3039550, 7598875, 15197750]

約数ペア:

[(1, 15197750), (2, 7598875), (5, 3039550), (10, 1519775), (25, 607910), (31, 490250), (37, 410750), (50, 303955), (53, 286750), (62, 245125), (74, 205375), (106, 143375), (125, 121582), (155, 98050), (185, 82150), (250, 60791), (265, 57350), (310, 49025), (370, 41075), (530, 28675), (775, 19610), (925, 16430), (1147, 13250), (1325, 11470), (1550, 9805), (1643, 9250), (1850, 8215), (1961, 7750), (2294, 6625), (2650, 5735), (3286, 4625), (3875, 3922)]