19225300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 45372096

約数和(自身を除く): 26146796

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 50, 68, 85, 86, 100, 170, 172, 215, 263, 340, 425, 430, 526, 731, 850, 860, 1052, 1075, 1315, 1462, 1700, 2150, 2630, 2924, 3655, 4300, 4471, 5260, 6575, 7310, 8942, 11309, 13150, 14620, 17884, 18275, 22355, 22618, 26300, 36550, 44710, 45236, 56545, 73100, 89420, 111775, 113090, 192253, 223550, 226180, 282725, 384506, 447100, 565450, 769012, 961265, 1130900, 1922530, 3845060, 4806325, 9612650, 19225300]

約数ペア:

[(1, 19225300), (2, 9612650), (4, 4806325), (5, 3845060), (10, 1922530), (17, 1130900), (20, 961265), (25, 769012), (34, 565450), (43, 447100), (50, 384506), (68, 282725), (85, 226180), (86, 223550), (100, 192253), (170, 113090), (172, 111775), (215, 89420), (263, 73100), (340, 56545), (425, 45236), (430, 44710), (526, 36550), (731, 26300), (850, 22618), (860, 22355), (1052, 18275), (1075, 17884), (1315, 14620), (1462, 13150), (1700, 11309), (2150, 8942), (2630, 7310), (2924, 6575), (3655, 5260), (4300, 4471)]