890479720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{100733}}^1$

素因数の和:100774

約数の個数: 64

約数和(自身を含む): 2284647120

約数和(自身を除く): 1394167400

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 100733, 201466, 402932, 503665, 805864, 1007330, 1309529, 1712461, 2014660, 2619058, 3424922, 4029320, 5238116, 6547645, 6849844, 8562305, 10476232, 13095290, 13699688, 17124610, 22261993, 26190580, 34249220, 44523986, 52381160, 68498440, 89047972, 111309965, 178095944, 222619930, 445239860, 890479720]

約数ペア:

[(1, 890479720), (2, 445239860), (4, 222619930), (5, 178095944), (8, 111309965), (10, 89047972), (13, 68498440), (17, 52381160), (20, 44523986), (26, 34249220), (34, 26190580), (40, 22261993), (52, 17124610), (65, 13699688), (68, 13095290), (85, 10476232), (104, 8562305), (130, 6849844), (136, 6547645), (170, 5238116), (221, 4029320), (260, 3424922), (340, 2619058), (442, 2014660), (520, 1712461), (680, 1309529), (884, 1007330), (1105, 805864), (1768, 503665), (2210, 402932), (4420, 201466), (8840, 100733)]