28610360075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{7789}}^1$

素因数の和:7885

約数の個数: 72

約数和(自身を含む): 41955506640

約数和(自身を除く): 13345146565

約数列:

[1, 5, 11, 19, 25, 37, 55, 95, 185, 209, 275, 361, 407, 475, 703, 925, 1045, 1805, 2035, 3515, 3971, 5225, 7733, 7789, 9025, 10175, 13357, 17575, 19855, 38665, 38945, 66785, 85679, 99275, 146927, 147991, 193325, 194725, 288193, 333925, 428395, 734635, 739955, 1440965, 1627901, 2141975, 2811829, 3170123, 3673175, 3699775, 5475667, 7204825, 8139505, 14059145, 15850615, 27378335, 30930119, 40697525, 60232337, 70295725, 79253075, 104037673, 136891675, 154650595, 301161685, 520188365, 773252975, 1144414403, 1505808425, 2600941825, 5722072015, 28610360075]

約数ペア:

[(1, 28610360075), (5, 5722072015), (11, 2600941825), (19, 1505808425), (25, 1144414403), (37, 773252975), (55, 520188365), (95, 301161685), (185, 154650595), (209, 136891675), (275, 104037673), (361, 79253075), (407, 70295725), (475, 60232337), (703, 40697525), (925, 30930119), (1045, 27378335), (1805, 15850615), (2035, 14059145), (3515, 8139505), (3971, 7204825), (5225, 5475667), (7733, 3699775), (7789, 3673175), (9025, 3170123), (10175, 2811829), (13357, 2141975), (17575, 1627901), (19855, 1440965), (38665, 739955), (38945, 734635), (66785, 428395), (85679, 333925), (99275, 288193), (146927, 194725), (147991, 193325)]