72897275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 107993088

約数和(自身を除く): 35095813

約数列:

[1, 5, 11, 17, 25, 31, 55, 85, 155, 187, 275, 341, 425, 503, 527, 775, 935, 1705, 2515, 2635, 4675, 5533, 5797, 8525, 8551, 12575, 13175, 15593, 27665, 28985, 42755, 77965, 94061, 138325, 144925, 171523, 213775, 265081, 389825, 470305, 857615, 1325405, 2351525, 2915891, 4288075, 6627025, 14579455, 72897275]

約数ペア:

[(1, 72897275), (5, 14579455), (11, 6627025), (17, 4288075), (25, 2915891), (31, 2351525), (55, 1325405), (85, 857615), (155, 470305), (187, 389825), (275, 265081), (341, 213775), (425, 171523), (503, 144925), (527, 138325), (775, 94061), (935, 77965), (1705, 42755), (2515, 28985), (2635, 27665), (4675, 15593), (5533, 13175), (5797, 12575), (8525, 8551)]