138403460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 335174112

約数和(自身を除く): 196770652

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 173, 181, 221, 260, 340, 346, 362, 442, 692, 724, 865, 884, 905, 1105, 1730, 1810, 2210, 2249, 2353, 2941, 3077, 3460, 3620, 4420, 4498, 4706, 5882, 6154, 8996, 9412, 11245, 11764, 11765, 12308, 14705, 15385, 22490, 23530, 29410, 30770, 31313, 38233, 40001, 44980, 47060, 58820, 61540, 62626, 76466, 80002, 125252, 152932, 156565, 160004, 191165, 200005, 313130, 382330, 400010, 407069, 532321, 626260, 764660, 800020, 814138, 1064642, 1628276, 2035345, 2129284, 2661605, 4070690, 5323210, 6920173, 8141380, 10646420, 13840346, 27680692, 34600865, 69201730, 138403460]

約数ペア:

[(1, 138403460), (2, 69201730), (4, 34600865), (5, 27680692), (10, 13840346), (13, 10646420), (17, 8141380), (20, 6920173), (26, 5323210), (34, 4070690), (52, 2661605), (65, 2129284), (68, 2035345), (85, 1628276), (130, 1064642), (170, 814138), (173, 800020), (181, 764660), (221, 626260), (260, 532321), (340, 407069), (346, 400010), (362, 382330), (442, 313130), (692, 200005), (724, 191165), (865, 160004), (884, 156565), (905, 152932), (1105, 125252), (1730, 80002), (1810, 76466), (2210, 62626), (2249, 61540), (2353, 58820), (2941, 47060), (3077, 44980), (3460, 40001), (3620, 38233), (4420, 31313), (4498, 30770), (4706, 29410), (5882, 23530), (6154, 22490), (8996, 15385), (9412, 14705), (11245, 12308), (11764, 11765)]