2001069500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:796

約数の個数: 96

約数和(自身を含む): 4507286784

約数和(自身を除く): 2506217284

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 163, 172, 215, 250, 326, 430, 500, 571, 652, 815, 860, 1075, 1142, 1630, 2150, 2284, 2855, 3260, 4075, 4300, 5375, 5710, 7009, 8150, 10750, 11420, 14018, 14275, 16300, 20375, 21500, 24553, 28036, 28550, 35045, 40750, 49106, 57100, 70090, 71375, 81500, 93073, 98212, 122765, 140180, 142750, 175225, 186146, 245530, 285500, 350450, 372292, 465365, 491060, 613825, 700900, 876125, 930730, 1227650, 1752250, 1861460, 2326825, 2455300, 3069125, 3504500, 4002139, 4653650, 6138250, 8004278, 9307300, 11634125, 12276500, 16008556, 20010695, 23268250, 40021390, 46536500, 80042780, 100053475, 200106950, 400213900, 500267375, 1000534750, 2001069500]

約数ペア:

[(1, 2001069500), (2, 1000534750), (4, 500267375), (5, 400213900), (10, 200106950), (20, 100053475), (25, 80042780), (43, 46536500), (50, 40021390), (86, 23268250), (100, 20010695), (125, 16008556), (163, 12276500), (172, 11634125), (215, 9307300), (250, 8004278), (326, 6138250), (430, 4653650), (500, 4002139), (571, 3504500), (652, 3069125), (815, 2455300), (860, 2326825), (1075, 1861460), (1142, 1752250), (1630, 1227650), (2150, 930730), (2284, 876125), (2855, 700900), (3260, 613825), (4075, 491060), (4300, 465365), (5375, 372292), (5710, 350450), (7009, 285500), (8150, 245530), (10750, 186146), (11420, 175225), (14018, 142750), (14275, 140180), (16300, 122765), (20375, 98212), (21500, 93073), (24553, 81500), (28036, 71375), (28550, 70090), (35045, 57100), (40750, 49106)]