1619238100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1394

約数の個数: 108

約数和(自身を含む): 3822331744

約数和(自身を除く): 2203093644

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 50, 68, 85, 86, 100, 170, 172, 215, 289, 340, 425, 430, 578, 731, 850, 860, 1075, 1156, 1303, 1445, 1462, 1700, 2150, 2606, 2890, 2924, 3655, 4300, 5212, 5780, 6515, 7225, 7310, 12427, 13030, 14450, 14620, 18275, 22151, 24854, 26060, 28900, 32575, 36550, 44302, 49708, 56029, 62135, 65150, 73100, 88604, 110755, 112058, 124270, 130300, 221510, 224116, 248540, 280145, 310675, 376567, 443020, 553775, 560290, 621350, 753134, 952493, 1107550, 1120580, 1242700, 1400725, 1506268, 1882835, 1904986, 2215100, 2801450, 3765670, 3809972, 4762465, 5602900, 7531340, 9414175, 9524930, 16192381, 18828350, 19049860, 23812325, 32384762, 37656700, 47624650, 64769524, 80961905, 95249300, 161923810, 323847620, 404809525, 809619050, 1619238100]

約数ペア:

[(1, 1619238100), (2, 809619050), (4, 404809525), (5, 323847620), (10, 161923810), (17, 95249300), (20, 80961905), (25, 64769524), (34, 47624650), (43, 37656700), (50, 32384762), (68, 23812325), (85, 19049860), (86, 18828350), (100, 16192381), (170, 9524930), (172, 9414175), (215, 7531340), (289, 5602900), (340, 4762465), (425, 3809972), (430, 3765670), (578, 2801450), (731, 2215100), (850, 1904986), (860, 1882835), (1075, 1506268), (1156, 1400725), (1303, 1242700), (1445, 1120580), (1462, 1107550), (1700, 952493), (2150, 753134), (2606, 621350), (2890, 560290), (2924, 553775), (3655, 443020), (4300, 376567), (5212, 310675), (5780, 280145), (6515, 248540), (7225, 224116), (7310, 221510), (12427, 130300), (13030, 124270), (14450, 112058), (14620, 110755), (18275, 88604), (22151, 73100), (24854, 65150), (26060, 62135), (28900, 56029), (32575, 49708), (36550, 44302)]