64028120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7243}}^1$

素因数の和:7284

約数の個数: 64

約数和(自身を含む): 164293920

約数和(自身を除く): 100265800

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 7243, 8840, 14486, 28972, 36215, 57944, 72430, 94159, 123131, 144860, 188318, 246262, 289720, 376636, 470795, 492524, 615655, 753272, 941590, 985048, 1231310, 1600703, 1883180, 2462620, 3201406, 3766360, 4925240, 6402812, 8003515, 12805624, 16007030, 32014060, 64028120]

約数ペア:

[(1, 64028120), (2, 32014060), (4, 16007030), (5, 12805624), (8, 8003515), (10, 6402812), (13, 4925240), (17, 3766360), (20, 3201406), (26, 2462620), (34, 1883180), (40, 1600703), (52, 1231310), (65, 985048), (68, 941590), (85, 753272), (104, 615655), (130, 492524), (136, 470795), (170, 376636), (221, 289720), (260, 246262), (340, 188318), (442, 144860), (520, 123131), (680, 94159), (884, 72430), (1105, 57944), (1768, 36215), (2210, 28972), (4420, 14486), (7243, 8840)]