644544256

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5107}}^1$

素因数の和:5169

約数の個数: 72

約数和(自身を含む): 1409501520

約数和(自身を除く): 764957264

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 128, 136, 232, 256, 272, 464, 493, 544, 928, 986, 1088, 1856, 1972, 2176, 3712, 3944, 4352, 5107, 7424, 7888, 10214, 15776, 20428, 31552, 40856, 63104, 81712, 86819, 126208, 148103, 163424, 173638, 296206, 326848, 347276, 592412, 653696, 694552, 1184824, 1307392, 1389104, 2369648, 2517751, 2778208, 4739296, 5035502, 5556416, 9478592, 10071004, 11112832, 18957184, 20142008, 22225664, 37914368, 40284016, 80568032, 161136064, 322272128, 644544256]

約数ペア:

[(1, 644544256), (2, 322272128), (4, 161136064), (8, 80568032), (16, 40284016), (17, 37914368), (29, 22225664), (32, 20142008), (34, 18957184), (58, 11112832), (64, 10071004), (68, 9478592), (116, 5556416), (128, 5035502), (136, 4739296), (232, 2778208), (256, 2517751), (272, 2369648), (464, 1389104), (493, 1307392), (544, 1184824), (928, 694552), (986, 653696), (1088, 592412), (1856, 347276), (1972, 326848), (2176, 296206), (3712, 173638), (3944, 163424), (4352, 148103), (5107, 126208), (7424, 86819), (7888, 81712), (10214, 63104), (15776, 40856), (20428, 31552)]