7281950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1$

素因数の和:701

約数の個数: 48

約数和(自身を含む): 15467760

約数和(自身を除く): 8185810

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 659, 850, 1105, 1318, 2210, 3295, 5525, 6590, 8567, 11050, 11203, 16475, 17134, 22406, 32950, 42835, 56015, 85670, 112030, 145639, 214175, 280075, 291278, 428350, 560150, 728195, 1456390, 3640975, 7281950]

約数ペア:

[(1, 7281950), (2, 3640975), (5, 1456390), (10, 728195), (13, 560150), (17, 428350), (25, 291278), (26, 280075), (34, 214175), (50, 145639), (65, 112030), (85, 85670), (130, 56015), (170, 42835), (221, 32950), (325, 22406), (425, 17134), (442, 16475), (650, 11203), (659, 11050), (850, 8567), (1105, 6590), (1318, 5525), (2210, 3295)]