64737075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 117103616

約数和(自身を除く): 52366541

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 67, 75, 195, 201, 325, 335, 871, 975, 991, 1005, 1675, 2613, 2973, 4355, 4955, 5025, 12883, 13065, 14865, 21775, 24775, 38649, 64415, 65325, 66397, 74325, 193245, 199191, 322075, 331985, 863161, 966225, 995955, 1659925, 2589483, 4315805, 4979775, 12947415, 21579025, 64737075]

約数ペア:

[(1, 64737075), (3, 21579025), (5, 12947415), (13, 4979775), (15, 4315805), (25, 2589483), (39, 1659925), (65, 995955), (67, 966225), (75, 863161), (195, 331985), (201, 322075), (325, 199191), (335, 193245), (871, 74325), (975, 66397), (991, 65325), (1005, 64415), (1675, 38649), (2613, 24775), (2973, 21775), (4355, 14865), (4955, 13065), (5025, 12883)]