1555643960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{49043}}^1$

素因数の和:49128

約数の個数: 64

約数和(自身を含む): 3831317280

約数和(自身を除く): 2275673320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 7930, 15860, 31720, 49043, 98086, 196172, 245215, 392344, 490430, 637559, 980860, 1275118, 1961720, 2550236, 2991623, 3187795, 5100472, 5983246, 6375590, 11966492, 12751180, 14958115, 23932984, 25502360, 29916230, 38891099, 59832460, 77782198, 119664920, 155564396, 194455495, 311128792, 388910990, 777821980, 1555643960]

約数ペア:

[(1, 1555643960), (2, 777821980), (4, 388910990), (5, 311128792), (8, 194455495), (10, 155564396), (13, 119664920), (20, 77782198), (26, 59832460), (40, 38891099), (52, 29916230), (61, 25502360), (65, 23932984), (104, 14958115), (122, 12751180), (130, 11966492), (244, 6375590), (260, 5983246), (305, 5100472), (488, 3187795), (520, 2991623), (610, 2550236), (793, 1961720), (1220, 1275118), (1586, 980860), (2440, 637559), (3172, 490430), (3965, 392344), (6344, 245215), (7930, 196172), (15860, 98086), (31720, 49043)]