65515648

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 156672000

約数和(自身を除く): 91156352

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 32, 38, 44, 62, 64, 76, 79, 88, 124, 128, 152, 158, 176, 209, 248, 304, 316, 341, 352, 418, 496, 589, 608, 632, 682, 704, 836, 869, 992, 1178, 1216, 1264, 1364, 1408, 1501, 1672, 1738, 1984, 2356, 2432, 2449, 2528, 2728, 3002, 3344, 3476, 3968, 4712, 4898, 5056, 5456, 6004, 6479, 6688, 6952, 9424, 9796, 10112, 10912, 12008, 12958, 13376, 13904, 16511, 18848, 19592, 21824, 24016, 25916, 26752, 26939, 27808, 33022, 37696, 39184, 43648, 46531, 48032, 51832, 53878, 55616, 66044, 75392, 78368, 93062, 96064, 103664, 107756, 111232, 132088, 156736, 186124, 192128, 207328, 215512, 264176, 313472, 372248, 414656, 431024, 511841, 528352, 744496, 829312, 862048, 1023682, 1056704, 1488992, 1724096, 2047364, 2113408, 2977984, 3448192, 4094728, 5955968, 8189456, 16378912, 32757824, 65515648]

約数ペア:

[(1, 65515648), (2, 32757824), (4, 16378912), (8, 8189456), (11, 5955968), (16, 4094728), (19, 3448192), (22, 2977984), (31, 2113408), (32, 2047364), (38, 1724096), (44, 1488992), (62, 1056704), (64, 1023682), (76, 862048), (79, 829312), (88, 744496), (124, 528352), (128, 511841), (152, 431024), (158, 414656), (176, 372248), (209, 313472), (248, 264176), (304, 215512), (316, 207328), (341, 192128), (352, 186124), (418, 156736), (496, 132088), (589, 111232), (608, 107756), (632, 103664), (682, 96064), (704, 93062), (836, 78368), (869, 75392), (992, 66044), (1178, 55616), (1216, 53878), (1264, 51832), (1364, 48032), (1408, 46531), (1501, 43648), (1672, 39184), (1738, 37696), (1984, 33022), (2356, 27808), (2432, 26939), (2449, 26752), (2528, 25916), (2728, 24016), (3002, 21824), (3344, 19592), (3476, 18848), (3968, 16511), (4712, 13904), (4898, 13376), (5056, 12958), (5456, 12008), (6004, 10912), (6479, 10112), (6688, 9796), (6952, 9424)]