64533880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{84913}}^1$

素因数の和:84943

約数の個数: 32

約数和(自身を含む): 152845200

約数和(自身を除く): 88311320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 84913, 169826, 339652, 424565, 679304, 849130, 1613347, 1698260, 3226694, 3396520, 6453388, 8066735, 12906776, 16133470, 32266940, 64533880]

約数ペア:

[(1, 64533880), (2, 32266940), (4, 16133470), (5, 12906776), (8, 8066735), (10, 6453388), (19, 3396520), (20, 3226694), (38, 1698260), (40, 1613347), (76, 849130), (95, 679304), (152, 424565), (190, 339652), (380, 169826), (760, 84913)]