73867820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{787}}^1$

素因数の和:847

約数の個数: 72

約数和(自身を含む): 176534064

約数和(自身を除く): 102666244

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 361, 380, 494, 722, 787, 988, 1235, 1444, 1574, 1805, 2470, 3148, 3610, 3935, 4693, 4940, 7220, 7870, 9386, 10231, 14953, 15740, 18772, 20462, 23465, 29906, 40924, 46930, 51155, 59812, 74765, 93860, 102310, 149530, 194389, 204620, 284107, 299060, 388778, 568214, 777556, 971945, 1136428, 1420535, 1943890, 2841070, 3693391, 3887780, 5682140, 7386782, 14773564, 18466955, 36933910, 73867820]

約数ペア:

[(1, 73867820), (2, 36933910), (4, 18466955), (5, 14773564), (10, 7386782), (13, 5682140), (19, 3887780), (20, 3693391), (26, 2841070), (38, 1943890), (52, 1420535), (65, 1136428), (76, 971945), (95, 777556), (130, 568214), (190, 388778), (247, 299060), (260, 284107), (361, 204620), (380, 194389), (494, 149530), (722, 102310), (787, 93860), (988, 74765), (1235, 59812), (1444, 51155), (1574, 46930), (1805, 40924), (2470, 29906), (3148, 23465), (3610, 20462), (3935, 18772), (4693, 15740), (4940, 14953), (7220, 10231), (7870, 9386)]