4917362500

素因数分解:

$2^2\times 5^5\times {\mathrm{61}}^1\times {\mathrm{6449}}^1$

素因数の和:6539

約数の個数: 72

約数和(自身を含む): 10934065800

約数和(自身を除く): 6016703300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 500, 610, 625, 1220, 1250, 1525, 2500, 3050, 3125, 6100, 6250, 6449, 7625, 12500, 12898, 15250, 25796, 30500, 32245, 38125, 64490, 76250, 128980, 152500, 161225, 190625, 322450, 381250, 393389, 644900, 762500, 786778, 806125, 1573556, 1612250, 1966945, 3224500, 3933890, 4030625, 7867780, 8061250, 9834725, 16122500, 19669450, 20153125, 39338900, 40306250, 49173625, 80612500, 98347250, 196694500, 245868125, 491736250, 983472500, 1229340625, 2458681250, 4917362500]

約数ペア:

[(1, 4917362500), (2, 2458681250), (4, 1229340625), (5, 983472500), (10, 491736250), (20, 245868125), (25, 196694500), (50, 98347250), (61, 80612500), (100, 49173625), (122, 40306250), (125, 39338900), (244, 20153125), (250, 19669450), (305, 16122500), (500, 9834725), (610, 8061250), (625, 7867780), (1220, 4030625), (1250, 3933890), (1525, 3224500), (2500, 1966945), (3050, 1612250), (3125, 1573556), (6100, 806125), (6250, 786778), (6449, 762500), (7625, 644900), (12500, 393389), (12898, 381250), (15250, 322450), (25796, 190625), (30500, 161225), (32245, 152500), (38125, 128980), (64490, 76250)]