15106210100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{20389}}^1$

素因数の和:20673

約数の個数: 72

約数和(自身を含む): 33981158400

約数和(自身を除く): 18874948300

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 239, 310, 478, 620, 775, 956, 1195, 1550, 2390, 3100, 4780, 5975, 7409, 11950, 14818, 20389, 23900, 29636, 37045, 40778, 74090, 81556, 101945, 148180, 185225, 203890, 370450, 407780, 509725, 632059, 740900, 1019450, 1264118, 2038900, 2528236, 3160295, 4872971, 6320590, 9745942, 12641180, 15801475, 19491884, 24364855, 31602950, 48729710, 63205900, 97459420, 121824275, 151062101, 243648550, 302124202, 487297100, 604248404, 755310505, 1510621010, 3021242020, 3776552525, 7553105050, 15106210100]

約数ペア:

[(1, 15106210100), (2, 7553105050), (4, 3776552525), (5, 3021242020), (10, 1510621010), (20, 755310505), (25, 604248404), (31, 487297100), (50, 302124202), (62, 243648550), (100, 151062101), (124, 121824275), (155, 97459420), (239, 63205900), (310, 48729710), (478, 31602950), (620, 24364855), (775, 19491884), (956, 15801475), (1195, 12641180), (1550, 9745942), (2390, 6320590), (3100, 4872971), (4780, 3160295), (5975, 2528236), (7409, 2038900), (11950, 1264118), (14818, 1019450), (20389, 740900), (23900, 632059), (29636, 509725), (37045, 407780), (40778, 370450), (74090, 203890), (81556, 185225), (101945, 148180)]