86273980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 209563200

約数和(自身を除く): 123289220

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 131, 149, 170, 221, 260, 262, 298, 340, 442, 524, 596, 655, 745, 884, 1105, 1310, 1490, 1703, 1937, 2210, 2227, 2533, 2620, 2980, 3406, 3874, 4420, 4454, 5066, 6812, 7748, 8515, 8908, 9685, 10132, 11135, 12665, 17030, 19370, 19519, 22270, 25330, 28951, 32929, 34060, 38740, 39038, 44540, 50660, 57902, 65858, 78076, 97595, 115804, 131716, 144755, 164645, 195190, 253747, 289510, 329290, 331823, 390380, 507494, 579020, 658580, 663646, 1014988, 1268735, 1327292, 1659115, 2537470, 3318230, 4313699, 5074940, 6636460, 8627398, 17254796, 21568495, 43136990, 86273980]

約数ペア:

[(1, 86273980), (2, 43136990), (4, 21568495), (5, 17254796), (10, 8627398), (13, 6636460), (17, 5074940), (20, 4313699), (26, 3318230), (34, 2537470), (52, 1659115), (65, 1327292), (68, 1268735), (85, 1014988), (130, 663646), (131, 658580), (149, 579020), (170, 507494), (221, 390380), (260, 331823), (262, 329290), (298, 289510), (340, 253747), (442, 195190), (524, 164645), (596, 144755), (655, 131716), (745, 115804), (884, 97595), (1105, 78076), (1310, 65858), (1490, 57902), (1703, 50660), (1937, 44540), (2210, 39038), (2227, 38740), (2533, 34060), (2620, 32929), (2980, 28951), (3406, 25330), (3874, 22270), (4420, 19519), (4454, 19370), (5066, 17030), (6812, 12665), (7748, 11135), (8515, 10132), (8908, 9685)]