163397872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 367297920

約数和(自身を除く): 203900048

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 131, 152, 176, 209, 262, 304, 373, 418, 524, 746, 836, 1048, 1441, 1492, 1672, 2096, 2489, 2882, 2984, 3344, 4103, 4978, 5764, 5968, 7087, 8206, 9956, 11528, 14174, 16412, 19912, 23056, 27379, 28348, 32824, 39824, 48863, 54758, 56696, 65648, 77957, 97726, 109516, 113392, 155914, 195452, 219032, 311828, 390904, 438064, 537493, 623656, 781808, 928397, 1074986, 1247312, 1856794, 2149972, 3713588, 4299944, 7427176, 8599888, 10212367, 14854352, 20424734, 40849468, 81698936, 163397872]

約数ペア:

[(1, 163397872), (2, 81698936), (4, 40849468), (8, 20424734), (11, 14854352), (16, 10212367), (19, 8599888), (22, 7427176), (38, 4299944), (44, 3713588), (76, 2149972), (88, 1856794), (131, 1247312), (152, 1074986), (176, 928397), (209, 781808), (262, 623656), (304, 537493), (373, 438064), (418, 390904), (524, 311828), (746, 219032), (836, 195452), (1048, 155914), (1441, 113392), (1492, 109516), (1672, 97726), (2096, 77957), (2489, 65648), (2882, 56696), (2984, 54758), (3344, 48863), (4103, 39824), (4978, 32824), (5764, 28348), (5968, 27379), (7087, 23056), (8206, 19912), (9956, 16412), (11528, 14174)]