385291250

素因数分解:

$2^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 80

約数和(自身を含む): 762355968

約数和(自身を除く): 377064718

約数列:

[1, 2, 5, 10, 25, 31, 50, 61, 62, 122, 125, 155, 163, 250, 305, 310, 326, 610, 625, 775, 815, 1250, 1525, 1550, 1630, 1891, 3050, 3782, 3875, 4075, 5053, 7625, 7750, 8150, 9455, 9943, 10106, 15250, 18910, 19375, 19886, 20375, 25265, 38125, 38750, 40750, 47275, 49715, 50530, 76250, 94550, 99430, 101875, 126325, 203750, 236375, 248575, 252650, 308233, 472750, 497150, 616466, 631625, 1181875, 1242875, 1263250, 1541165, 2363750, 2485750, 3082330, 3158125, 6214375, 6316250, 7705825, 12428750, 15411650, 38529125, 77058250, 192645625, 385291250]

約数ペア:

[(1, 385291250), (2, 192645625), (5, 77058250), (10, 38529125), (25, 15411650), (31, 12428750), (50, 7705825), (61, 6316250), (62, 6214375), (122, 3158125), (125, 3082330), (155, 2485750), (163, 2363750), (250, 1541165), (305, 1263250), (310, 1242875), (326, 1181875), (610, 631625), (625, 616466), (775, 497150), (815, 472750), (1250, 308233), (1525, 252650), (1550, 248575), (1630, 236375), (1891, 203750), (3050, 126325), (3782, 101875), (3875, 99430), (4075, 94550), (5053, 76250), (7625, 50530), (7750, 49715), (8150, 47275), (9455, 40750), (9943, 38750), (10106, 38125), (15250, 25265), (18910, 20375), (19375, 19886)]