87921208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 183398400

約数和(自身を除く): 95477192

約数列:

[1, 2, 4, 8, 19, 31, 38, 47, 62, 76, 94, 124, 152, 188, 248, 376, 397, 589, 794, 893, 1178, 1457, 1588, 1786, 2356, 2914, 3176, 3572, 4712, 5828, 7144, 7543, 11656, 12307, 15086, 18659, 24614, 27683, 30172, 37318, 49228, 55366, 60344, 74636, 98456, 110732, 149272, 221464, 233833, 354521, 467666, 578429, 709042, 935332, 1156858, 1418084, 1870664, 2313716, 2836168, 4627432, 10990151, 21980302, 43960604, 87921208]

約数ペア:

[(1, 87921208), (2, 43960604), (4, 21980302), (8, 10990151), (19, 4627432), (31, 2836168), (38, 2313716), (47, 1870664), (62, 1418084), (76, 1156858), (94, 935332), (124, 709042), (152, 578429), (188, 467666), (248, 354521), (376, 233833), (397, 221464), (589, 149272), (794, 110732), (893, 98456), (1178, 74636), (1457, 60344), (1588, 55366), (1786, 49228), (2356, 37318), (2914, 30172), (3176, 27683), (3572, 24614), (4712, 18659), (5828, 15086), (7144, 12307), (7543, 11656)]