31502900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2203}}^1$

素因数の和:2241

約数の個数: 72

約数和(自身を含む): 80349024

約数和(自身を除く): 48846124

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2203, 2860, 3575, 4406, 7150, 8812, 11015, 14300, 22030, 24233, 28639, 44060, 48466, 55075, 57278, 96932, 110150, 114556, 121165, 143195, 220300, 242330, 286390, 315029, 484660, 572780, 605825, 630058, 715975, 1211650, 1260116, 1431950, 1575145, 2423300, 2863900, 3150290, 6300580, 7875725, 15751450, 31502900]

約数ペア:

[(1, 31502900), (2, 15751450), (4, 7875725), (5, 6300580), (10, 3150290), (11, 2863900), (13, 2423300), (20, 1575145), (22, 1431950), (25, 1260116), (26, 1211650), (44, 715975), (50, 630058), (52, 605825), (55, 572780), (65, 484660), (100, 315029), (110, 286390), (130, 242330), (143, 220300), (220, 143195), (260, 121165), (275, 114556), (286, 110150), (325, 96932), (550, 57278), (572, 55075), (650, 48466), (715, 44060), (1100, 28639), (1300, 24233), (1430, 22030), (2203, 14300), (2860, 11015), (3575, 8812), (4406, 7150)]