64013820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 199221120

約数和(自身を除く): 135207300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 59, 60, 65, 78, 107, 118, 130, 156, 169, 177, 195, 214, 236, 260, 295, 321, 338, 354, 390, 428, 507, 535, 590, 642, 676, 708, 767, 780, 845, 885, 1014, 1070, 1180, 1284, 1391, 1534, 1605, 1690, 1770, 2028, 2140, 2301, 2535, 2782, 3068, 3210, 3380, 3540, 3835, 4173, 4602, 5070, 5564, 6313, 6420, 6955, 7670, 8346, 9204, 9971, 10140, 11505, 12626, 13910, 15340, 16692, 18083, 18939, 19942, 20865, 23010, 25252, 27820, 29913, 31565, 36166, 37878, 39884, 41730, 46020, 49855, 54249, 59826, 63130, 72332, 75756, 82069, 83460, 90415, 94695, 99710, 108498, 119652, 126260, 149565, 164138, 180830, 189390, 199420, 216996, 246207, 271245, 299130, 328276, 361660, 378780, 410345, 492414, 542490, 598260, 820690, 984828, 1066897, 1084980, 1231035, 1641380, 2133794, 2462070, 3200691, 4267588, 4924140, 5334485, 6401382, 10668970, 12802764, 16003455, 21337940, 32006910, 64013820]

約数ペア:

[(1, 64013820), (2, 32006910), (3, 21337940), (4, 16003455), (5, 12802764), (6, 10668970), (10, 6401382), (12, 5334485), (13, 4924140), (15, 4267588), (20, 3200691), (26, 2462070), (30, 2133794), (39, 1641380), (52, 1231035), (59, 1084980), (60, 1066897), (65, 984828), (78, 820690), (107, 598260), (118, 542490), (130, 492414), (156, 410345), (169, 378780), (177, 361660), (195, 328276), (214, 299130), (236, 271245), (260, 246207), (295, 216996), (321, 199420), (338, 189390), (354, 180830), (390, 164138), (428, 149565), (507, 126260), (535, 119652), (590, 108498), (642, 99710), (676, 94695), (708, 90415), (767, 83460), (780, 82069), (845, 75756), (885, 72332), (1014, 63130), (1070, 59826), (1180, 54249), (1284, 49855), (1391, 46020), (1534, 41730), (1605, 39884), (1690, 37878), (1770, 36166), (2028, 31565), (2140, 29913), (2301, 27820), (2535, 25252), (2782, 23010), (3068, 20865), (3210, 19942), (3380, 18939), (3540, 18083), (3835, 16692), (4173, 15340), (4602, 13910), (5070, 12626), (5564, 11505), (6313, 10140), (6420, 9971), (6955, 9204), (7670, 8346)]