85778420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6733}}^1$

素因数の和:6769

約数の個数: 72

約数和(自身を含む): 225696744

約数和(自身を除く): 139918324

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 6733, 12740, 13466, 26932, 33665, 47131, 67330, 87529, 94262, 134660, 175058, 188524, 235655, 329917, 350116, 437645, 471310, 612703, 659834, 875290, 942620, 1225406, 1319668, 1649585, 1750580, 2450812, 3063515, 3299170, 4288921, 6127030, 6598340, 8577842, 12254060, 17155684, 21444605, 42889210, 85778420]

約数ペア:

[(1, 85778420), (2, 42889210), (4, 21444605), (5, 17155684), (7, 12254060), (10, 8577842), (13, 6598340), (14, 6127030), (20, 4288921), (26, 3299170), (28, 3063515), (35, 2450812), (49, 1750580), (52, 1649585), (65, 1319668), (70, 1225406), (91, 942620), (98, 875290), (130, 659834), (140, 612703), (182, 471310), (196, 437645), (245, 350116), (260, 329917), (364, 235655), (455, 188524), (490, 175058), (637, 134660), (910, 94262), (980, 87529), (1274, 67330), (1820, 47131), (2548, 33665), (3185, 26932), (6370, 13466), (6733, 12740)]