28350366980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1\times {\mathrm{4441}}^1$

素因数の和:5077

約数の個数: 96

約数和(自身を含む): 65736198528

約数和(自身を除く): 37385831548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 571, 860, 1118, 1142, 2236, 2284, 2795, 2855, 4441, 5590, 5710, 7423, 8882, 11180, 11420, 14846, 17764, 22205, 24553, 29692, 37115, 44410, 49106, 57733, 74230, 88820, 98212, 115466, 122765, 148460, 190963, 230932, 245530, 288665, 319189, 381926, 491060, 577330, 638378, 763852, 954815, 1154660, 1276756, 1595945, 1909630, 2482519, 2535811, 3191890, 3819260, 4965038, 5071622, 6383780, 9930076, 10143244, 12412595, 12679055, 24825190, 25358110, 32965543, 49650380, 50716220, 65931086, 109039873, 131862172, 164827715, 218079746, 329655430, 436159492, 545199365, 659310860, 1090398730, 1417518349, 2180797460, 2835036698, 5670073396, 7087591745, 14175183490, 28350366980]

約数ペア:

[(1, 28350366980), (2, 14175183490), (4, 7087591745), (5, 5670073396), (10, 2835036698), (13, 2180797460), (20, 1417518349), (26, 1090398730), (43, 659310860), (52, 545199365), (65, 436159492), (86, 329655430), (130, 218079746), (172, 164827715), (215, 131862172), (260, 109039873), (430, 65931086), (559, 50716220), (571, 49650380), (860, 32965543), (1118, 25358110), (1142, 24825190), (2236, 12679055), (2284, 12412595), (2795, 10143244), (2855, 9930076), (4441, 6383780), (5590, 5071622), (5710, 4965038), (7423, 3819260), (8882, 3191890), (11180, 2535811), (11420, 2482519), (14846, 1909630), (17764, 1595945), (22205, 1276756), (24553, 1154660), (29692, 954815), (37115, 763852), (44410, 638378), (49106, 577330), (57733, 491060), (74230, 381926), (88820, 319189), (98212, 288665), (115466, 245530), (122765, 230932), (148460, 190963)]