87649660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 224663040

約数和(自身を除く): 137013380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 83, 95, 133, 140, 166, 190, 266, 332, 380, 397, 415, 532, 581, 665, 794, 830, 1162, 1330, 1577, 1588, 1660, 1985, 2324, 2660, 2779, 2905, 3154, 3970, 5558, 5810, 6308, 7543, 7885, 7940, 11039, 11116, 11620, 13895, 15086, 15770, 22078, 27790, 30172, 31540, 32951, 37715, 44156, 52801, 55195, 55580, 65902, 75430, 105602, 110390, 131804, 150860, 164755, 211204, 220780, 230657, 264005, 329510, 461314, 528010, 626069, 659020, 922628, 1056020, 1153285, 1252138, 2306570, 2504276, 3130345, 4382483, 4613140, 6260690, 8764966, 12521380, 17529932, 21912415, 43824830, 87649660]

約数ペア:

[(1, 87649660), (2, 43824830), (4, 21912415), (5, 17529932), (7, 12521380), (10, 8764966), (14, 6260690), (19, 4613140), (20, 4382483), (28, 3130345), (35, 2504276), (38, 2306570), (70, 1252138), (76, 1153285), (83, 1056020), (95, 922628), (133, 659020), (140, 626069), (166, 528010), (190, 461314), (266, 329510), (332, 264005), (380, 230657), (397, 220780), (415, 211204), (532, 164755), (581, 150860), (665, 131804), (794, 110390), (830, 105602), (1162, 75430), (1330, 65902), (1577, 55580), (1588, 55195), (1660, 52801), (1985, 44156), (2324, 37715), (2660, 32951), (2779, 31540), (2905, 30172), (3154, 27790), (3970, 22078), (5558, 15770), (5810, 15086), (6308, 13895), (7543, 11620), (7885, 11116), (7940, 11039)]