17749968260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1\times {\mathrm{1289}}^1$

素因数の和:1817

約数の個数: 96

約数和(自身を含む): 39988740960

約数和(自身を除く): 22238772700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 401, 404, 505, 802, 1010, 1289, 1604, 1717, 2005, 2020, 2578, 3434, 4010, 5156, 6445, 6817, 6868, 8020, 8585, 12890, 13634, 17170, 21913, 25780, 27268, 34085, 34340, 40501, 43826, 68170, 81002, 87652, 109565, 130189, 136340, 162004, 202505, 219130, 260378, 405010, 438260, 516889, 520756, 650945, 688517, 810020, 1033778, 1301890, 1377034, 2067556, 2213213, 2584445, 2603780, 2754068, 3442585, 4426426, 5168890, 6885170, 8787113, 8852852, 10337780, 11066065, 13770340, 17574226, 22132130, 35148452, 43935565, 44264260, 52205789, 87871130, 104411578, 175742260, 208823156, 261028945, 522057890, 887498413, 1044115780, 1774996826, 3549993652, 4437492065, 8874984130, 17749968260]

約数ペア:

[(1, 17749968260), (2, 8874984130), (4, 4437492065), (5, 3549993652), (10, 1774996826), (17, 1044115780), (20, 887498413), (34, 522057890), (68, 261028945), (85, 208823156), (101, 175742260), (170, 104411578), (202, 87871130), (340, 52205789), (401, 44264260), (404, 43935565), (505, 35148452), (802, 22132130), (1010, 17574226), (1289, 13770340), (1604, 11066065), (1717, 10337780), (2005, 8852852), (2020, 8787113), (2578, 6885170), (3434, 5168890), (4010, 4426426), (5156, 3442585), (6445, 2754068), (6817, 2603780), (6868, 2584445), (8020, 2213213), (8585, 2067556), (12890, 1377034), (13634, 1301890), (17170, 1033778), (21913, 810020), (25780, 688517), (27268, 650945), (34085, 520756), (34340, 516889), (40501, 438260), (43826, 405010), (68170, 260378), (81002, 219130), (87652, 202505), (109565, 162004), (130189, 136340)]