15705965725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 22418208000

約数和(自身を除く): 6712242275

約数列:

[1, 5, 19, 23, 25, 29, 89, 95, 115, 145, 437, 445, 475, 551, 557, 575, 667, 725, 1691, 2047, 2185, 2225, 2581, 2755, 2785, 3335, 8455, 10235, 10583, 10925, 12673, 12811, 12905, 13775, 13925, 16153, 16675, 38893, 42275, 49039, 49573, 51175, 52915, 59363, 63365, 64055, 64525, 80765, 194465, 243409, 245195, 247865, 264575, 296815, 306907, 316825, 320275, 371519, 403825, 941887, 972325, 1127897, 1140179, 1217045, 1225975, 1239325, 1437617, 1484075, 1534535, 1857595, 4709435, 5639485, 5700895, 6085225, 7058861, 7188085, 7672675, 9287975, 21663401, 23547175, 27314723, 28197425, 28504475, 33065191, 35294305, 35940425, 108317005, 136573615, 165325955, 176471525, 541585025, 628238629, 682868075, 826629775, 3141193145, 15705965725]

約数ペア:

[(1, 15705965725), (5, 3141193145), (19, 826629775), (23, 682868075), (25, 628238629), (29, 541585025), (89, 176471525), (95, 165325955), (115, 136573615), (145, 108317005), (437, 35940425), (445, 35294305), (475, 33065191), (551, 28504475), (557, 28197425), (575, 27314723), (667, 23547175), (725, 21663401), (1691, 9287975), (2047, 7672675), (2185, 7188085), (2225, 7058861), (2581, 6085225), (2755, 5700895), (2785, 5639485), (3335, 4709435), (8455, 1857595), (10235, 1534535), (10583, 1484075), (10925, 1437617), (12673, 1239325), (12811, 1225975), (12905, 1217045), (13775, 1140179), (13925, 1127897), (16153, 972325), (16675, 941887), (38893, 403825), (42275, 371519), (49039, 320275), (49573, 316825), (51175, 306907), (52915, 296815), (59363, 264575), (63365, 247865), (64055, 245195), (64525, 243409), (80765, 194465)]