32913980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 78155280

約数和(自身を除く): 45241300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 89, 110, 164, 178, 205, 220, 356, 410, 445, 451, 820, 890, 902, 979, 1681, 1780, 1804, 1958, 2255, 3362, 3649, 3916, 4510, 4895, 6724, 7298, 8405, 9020, 9790, 14596, 16810, 18245, 18491, 19580, 33620, 36490, 36982, 40139, 72980, 73964, 80278, 92455, 149609, 160556, 184910, 200695, 299218, 369820, 401390, 598436, 748045, 802780, 1496090, 1645699, 2992180, 3291398, 6582796, 8228495, 16456990, 32913980]

約数ペア:

[(1, 32913980), (2, 16456990), (4, 8228495), (5, 6582796), (10, 3291398), (11, 2992180), (20, 1645699), (22, 1496090), (41, 802780), (44, 748045), (55, 598436), (82, 401390), (89, 369820), (110, 299218), (164, 200695), (178, 184910), (205, 160556), (220, 149609), (356, 92455), (410, 80278), (445, 73964), (451, 72980), (820, 40139), (890, 36982), (902, 36490), (979, 33620), (1681, 19580), (1780, 18491), (1804, 18245), (1958, 16810), (2255, 14596), (3362, 9790), (3649, 9020), (3916, 8405), (4510, 7298), (4895, 6724)]