1272833500

素因数分解:

$2^2\times 5^3\times {\mathrm{89}}^1\times {\mathrm{28603}}^1$

素因数の和:28711

約数の個数: 48

約数和(自身を含む): 2811201120

約数和(自身を除く): 1538367620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 125, 178, 250, 356, 445, 500, 890, 1780, 2225, 4450, 8900, 11125, 22250, 28603, 44500, 57206, 114412, 143015, 286030, 572060, 715075, 1430150, 2545667, 2860300, 3575375, 5091334, 7150750, 10182668, 12728335, 14301500, 25456670, 50913340, 63641675, 127283350, 254566700, 318208375, 636416750, 1272833500]

約数ペア:

[(1, 1272833500), (2, 636416750), (4, 318208375), (5, 254566700), (10, 127283350), (20, 63641675), (25, 50913340), (50, 25456670), (89, 14301500), (100, 12728335), (125, 10182668), (178, 7150750), (250, 5091334), (356, 3575375), (445, 2860300), (500, 2545667), (890, 1430150), (1780, 715075), (2225, 572060), (4450, 286030), (8900, 143015), (11125, 114412), (22250, 57206), (28603, 44500)]