291212480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70003}}^1$

素因数の和:70033

約数の個数: 56

約数和(自身を含む): 746802672

約数和(自身を除く): 455590192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 70003, 140006, 280012, 350015, 560024, 700030, 910039, 1120048, 1400060, 1820078, 2240096, 2800120, 3640156, 4480192, 4550195, 5600240, 7280312, 9100390, 11200480, 14560624, 18200780, 22400960, 29121248, 36401560, 58242496, 72803120, 145606240, 291212480]

約数ペア:

[(1, 291212480), (2, 145606240), (4, 72803120), (5, 58242496), (8, 36401560), (10, 29121248), (13, 22400960), (16, 18200780), (20, 14560624), (26, 11200480), (32, 9100390), (40, 7280312), (52, 5600240), (64, 4550195), (65, 4480192), (80, 3640156), (104, 2800120), (130, 2240096), (160, 1820078), (208, 1400060), (260, 1120048), (320, 910039), (416, 700030), (520, 560024), (832, 350015), (1040, 280012), (2080, 140006), (4160, 70003)]