79924640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 96

約数和(自身を含む): 202487040

約数和(自身を除く): 122562400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 76, 80, 95, 122, 152, 160, 190, 244, 304, 305, 380, 431, 488, 608, 610, 760, 862, 976, 1159, 1220, 1520, 1724, 1952, 2155, 2318, 2440, 3040, 3448, 4310, 4636, 4880, 5795, 6896, 8189, 8620, 9272, 9760, 11590, 13792, 16378, 17240, 18544, 23180, 26291, 32756, 34480, 37088, 40945, 46360, 52582, 65512, 68960, 81890, 92720, 105164, 131024, 131455, 163780, 185440, 210328, 262048, 262910, 327560, 420656, 499529, 525820, 655120, 841312, 999058, 1051640, 1310240, 1998116, 2103280, 2497645, 3996232, 4206560, 4995290, 7992464, 9990580, 15984928, 19981160, 39962320, 79924640]

約数ペア:

[(1, 79924640), (2, 39962320), (4, 19981160), (5, 15984928), (8, 9990580), (10, 7992464), (16, 4995290), (19, 4206560), (20, 3996232), (32, 2497645), (38, 2103280), (40, 1998116), (61, 1310240), (76, 1051640), (80, 999058), (95, 841312), (122, 655120), (152, 525820), (160, 499529), (190, 420656), (244, 327560), (304, 262910), (305, 262048), (380, 210328), (431, 185440), (488, 163780), (608, 131455), (610, 131024), (760, 105164), (862, 92720), (976, 81890), (1159, 68960), (1220, 65512), (1520, 52582), (1724, 46360), (1952, 40945), (2155, 37088), (2318, 34480), (2440, 32756), (3040, 26291), (3448, 23180), (4310, 18544), (4636, 17240), (4880, 16378), (5795, 13792), (6896, 11590), (8189, 9760), (8620, 9272)]