162050020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{23761}}^1$

素因数の和:23812

約数の個数: 48

約数和(自身を含む): 383233536

約数和(自身を除く): 221183516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 23761, 47522, 95044, 118805, 237610, 261371, 475220, 522742, 736591, 1045484, 1306855, 1473182, 2613710, 2946364, 3682955, 5227420, 7365910, 8102501, 14731820, 16205002, 32410004, 40512505, 81025010, 162050020]

約数ペア:

[(1, 162050020), (2, 81025010), (4, 40512505), (5, 32410004), (10, 16205002), (11, 14731820), (20, 8102501), (22, 7365910), (31, 5227420), (44, 3682955), (55, 2946364), (62, 2613710), (110, 1473182), (124, 1306855), (155, 1045484), (220, 736591), (310, 522742), (341, 475220), (620, 261371), (682, 237610), (1364, 118805), (1705, 95044), (3410, 47522), (6820, 23761)]