98250625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 138555648

約数和(自身を除く): 40305023

約数列:

[1, 5, 11, 25, 31, 55, 125, 155, 275, 341, 461, 625, 775, 1375, 1705, 2305, 3875, 5071, 6875, 8525, 11525, 14291, 19375, 25355, 42625, 57625, 71455, 126775, 157201, 213125, 288125, 357275, 633875, 786005, 1786375, 3169375, 3930025, 8931875, 19650125, 98250625]

約数ペア:

[(1, 98250625), (5, 19650125), (11, 8931875), (25, 3930025), (31, 3169375), (55, 1786375), (125, 786005), (155, 633875), (275, 357275), (341, 288125), (461, 213125), (625, 157201), (775, 126775), (1375, 71455), (1705, 57625), (2305, 42625), (3875, 25355), (5071, 19375), (6875, 14291), (8525, 11525)]