15677985975

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{9901}}^1$

素因数の和:10448

約数の個数: 48

約数和(自身を含む): 26580453504

約数和(自身を除く): 10902467529

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 491, 645, 1075, 1473, 2455, 3225, 7365, 9901, 12275, 21113, 29703, 36825, 49505, 63339, 105565, 148515, 247525, 316695, 425743, 527825, 742575, 1277229, 1583475, 2128715, 4861391, 6386145, 10643575, 14584173, 24306955, 31930725, 72920865, 121534775, 209039813, 364604325, 627119439, 1045199065, 3135597195, 5225995325, 15677985975]

約数ペア:

[(1, 15677985975), (3, 5225995325), (5, 3135597195), (15, 1045199065), (25, 627119439), (43, 364604325), (75, 209039813), (129, 121534775), (215, 72920865), (491, 31930725), (645, 24306955), (1075, 14584173), (1473, 10643575), (2455, 6386145), (3225, 4861391), (7365, 2128715), (9901, 1583475), (12275, 1277229), (21113, 742575), (29703, 527825), (36825, 425743), (49505, 316695), (63339, 247525), (105565, 148515)]