2100474400

素因数分解:

$2^5\times 5^2\times {\mathrm{983}}^1\times {\mathrm{2671}}^1$

素因数の和:3674

約数の個数: 72

約数和(自身を含む): 5134921344

約数和(自身を除く): 3034446944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 983, 1966, 2671, 3932, 4915, 5342, 7864, 9830, 10684, 13355, 15728, 19660, 21368, 24575, 26710, 31456, 39320, 42736, 49150, 53420, 66775, 78640, 85472, 98300, 106840, 133550, 157280, 196600, 213680, 267100, 393200, 427360, 534200, 786400, 1068400, 2136800, 2625593, 5251186, 10502372, 13127965, 21004744, 26255930, 42009488, 52511860, 65639825, 84018976, 105023720, 131279650, 210047440, 262559300, 420094880, 525118600, 1050237200, 2100474400]

約数ペア:

[(1, 2100474400), (2, 1050237200), (4, 525118600), (5, 420094880), (8, 262559300), (10, 210047440), (16, 131279650), (20, 105023720), (25, 84018976), (32, 65639825), (40, 52511860), (50, 42009488), (80, 26255930), (100, 21004744), (160, 13127965), (200, 10502372), (400, 5251186), (800, 2625593), (983, 2136800), (1966, 1068400), (2671, 786400), (3932, 534200), (4915, 427360), (5342, 393200), (7864, 267100), (9830, 213680), (10684, 196600), (13355, 157280), (15728, 133550), (19660, 106840), (21368, 98300), (24575, 85472), (26710, 78640), (31456, 66775), (39320, 53420), (42736, 49150)]