25599990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1601}}^1$

素因数の和:1665

約数の個数: 64

約数和(自身を含む): 67822272

約数和(自身を除く): 42222282

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 195, 205, 246, 390, 410, 533, 615, 1066, 1230, 1599, 1601, 2665, 3198, 3202, 4803, 5330, 7995, 8005, 9606, 15990, 16010, 20813, 24015, 41626, 48030, 62439, 65641, 104065, 124878, 131282, 196923, 208130, 312195, 328205, 393846, 624390, 656410, 853333, 984615, 1706666, 1969230, 2559999, 4266665, 5119998, 8533330, 12799995, 25599990]

約数ペア:

[(1, 25599990), (2, 12799995), (3, 8533330), (5, 5119998), (6, 4266665), (10, 2559999), (13, 1969230), (15, 1706666), (26, 984615), (30, 853333), (39, 656410), (41, 624390), (65, 393846), (78, 328205), (82, 312195), (123, 208130), (130, 196923), (195, 131282), (205, 124878), (246, 104065), (390, 65641), (410, 62439), (533, 48030), (615, 41626), (1066, 24015), (1230, 20813), (1599, 16010), (1601, 15990), (2665, 9606), (3198, 8005), (3202, 7995), (4803, 5330)]